Mikio Yamaguchi
Mikio Yamaguchi (山口 幹雄)
- Bats Left, Throws Left
- Height 5' 7", Weight 132 lb.
- High School Nagasaki Technical High School
- Born November 2, 1930 in Nagasaki Prefecture Japan
Biographical Information[edit]
Mikio Yamaguchi signed with the Nishitetsu Lions in 1950, and he only pitched 4 games before he announced his retirement in 1951.


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